Growing cooperation among branches of tourism has proved valuable to all concerned1.Government bureaus，trade and travel associations，carriers and properties2 are all working together to bring about optimum3 conditions for travelers.
1 They have knowledge of all areas and all carrier services，and they are experts in organizing different types of tours and in preparing effective advertising campaigns. They distribute materials to agencies，such as journals，brochures4 and advertising projects. 2
Tourist counselors give valuable seminars5 to acquaint agents with new programs and techniques in selling. 3
Properties and agencies work closely together to make the most suitable contracts,considering both the comfort of the clients and their own profitable financial arrangement. 4
5 Carriers are dependent upon agencies to supply passengers，and agencies are dependent upon carriers to present them with marketable tours.All services must work together for greater efficiency，fair pricing and contented customers.
bureau n.局，部门 sponsor v.发起，赞助
agency n.(旅行)社 acquaint v.使熟悉
Car-rental n.汽车租赁 purchase n.购买
1.concerned：concerned一词作定语时常常放在所修饰的词或短语的后面，表示“有关的”。例如：Everyone concerned must sign their names here.
2.carriers and properties：指运输公司和房地产公司。
3.optimum：形容词，意为“最佳的”。又如：an optimum temperature for this kind of flower:适合这种花生长的最佳温度
6.conversely：相反地，反过来说。又如：The teacher gave the students knowledge，and conversely，the students offered the teacher their warmest gratitude.
A The same confidence exists between agencies and carriers，including car-rental and sight-seeing services.
B They offer familiarization and workshop tours so that in a short time agents can obtain first-hand knowledge of the tours.
C Travel operators，specialists in the field of planning，sponsor extensive research programs.
D As a result of teamwork，tourism is flouring in all countries.
E Agencies rely upon the good services of hotels，and，conversely6，hotels rely upon agencies，
to fulfill their contracts and to send them clients.
F In this way agents learn to explain destinations and to suggest different modes and combinations of travel—planes，ships，trains，motorcoaches ，car-rentals，and even car purchases.
参考答案：1.C 2.B 3.F 4.E 5.A